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• The power output may run (or range) between 2 and 20 (or range from 2 to 20) watts.

• The polymer concentration varies (in the range) from 30 to 175 g/l.

• The amplifier bandwidth extends from 20 to 20,000 cps.

• The dielectric constant of mica is (or lies) in the range of 6-8.

• The cadmium content of these byproducts runs (or ranges) from 2-3 to 25%.

• The results fall between L and _s.